STUSB1702 datasheet(33/38 Pages) STMICROELECTRONICS

33 / 38 page

Contents

Functional description .............................................................2

Inputs / outputs....................................................................3

2.1

Pinout ........................................................................ 3

2.2

Pin list ........................................................................ 3

2.3

Pin description ................................................................. 4

2.3.1

CC1 / CC2 ............................................................. 4

2.3.2

CC1GND / CC2GND...................................................... 4

2.3.3

VCONN................................................................ 5

2.3.4

RESET ................................................................ 5

2.3.5

I²C interface pins......................................................... 5

2.3.6

GND .................................................................. 5

2.3.7

MOSI ................................................................. 5

2.3.8

NSS .................................................................. 5

2.3.9

MISO ................................................................. 5

2.3.10

TX_EN ................................................................ 5

2.3.11

SCLK ................................................................. 5

2.3.12

A_B_SIDE.............................................................. 6

2.3.13

VBUS_SENSE .......................................................... 6

2.3.14

VBUS_EN_SRC ......................................................... 6

2.3.15

VREG_1V2 ............................................................. 6

2.3.16

VSYS ................................................................. 6

2.3.17

VREG_2V7 ............................................................. 6

2.3.18

VDD .................................................................. 6

General description................................................................7

3.1

CC interface ................................................................... 7

3.2

BMC interface ................................................................. 7

3.2.1

BMC interface behavior.................................................... 7

3.2.2

TX mode ............................................................... 8

3.2.3

RX mode............................................................... 8

3.3

VBUS power path control........................................................ 8

STUSB1702

Contents

DS12664 - Rev 1

page 33/38

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